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Cistern-Integrated Living with Concrete and Thermal Mass in a Riverfront Setting

Authors:
John Schoonmaker, Zulma Garrido
Cistern-Integrated Living with Concrete and Thermal Mass in a Riverfront Setting
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With a dual hearth system that combines a water cistern and pot-belly stove within concrete masonry walls, this riverfront home emphasizes sustainable living strategies while providing essential comfort and functionality.
5 key facts about this project
01
Utilizes a dual hearth system combining water and heating functions.
02
Incorporates a rainwater collection cistern for self-sufficiency.
03
Constructed from durable concrete masonry for thermal efficiency.
04
Includes a produce garden to enhance sustainable living.
05
Designed to maximize natural light through large openings.

The Fire and Water House is located along the Illinois River and focuses on sustainable living. The design reflects a modern interpretation of traditional regional architecture. By drawing inspiration from local off-grid cabins, the house emphasizes functionality and a close connection to its natural surroundings. It showcases a thoughtful approach to living that prioritizes efficiency and comfort.

Design Concept

The house is enclosed by four concrete masonry walls, forming a strong and protective structure. At the heart of the home is a dual hearth system that combines heating and water functions. This setup not only meets the basic needs of the occupants but also highlights an effective use of resources. The arrangement of spaces encourages a practical living experience in harmony with the river environment.

Materials and Construction

The materials chosen for the Fire and Water House focus on durability and effectiveness. Concrete masonry provides solid construction that withstands the elements while acting as a thermal mass to help moderate indoor temperatures. A water cistern for rainwater collection supports the home's self-sufficiency. A pot-belly stove adds warmth and serves as a nod to the traditional craftsmanship of the region, linking the design to its cultural roots.

Spatial Relationships

The layout promotes a balance between private and communal areas. Spaces are designed to function for daily life while encouraging interactions with the outdoors. Large openings allow natural light in and facilitate connection to the river and its landscape. This careful consideration enhances the overall atmosphere of the home, making it feel more inviting and integrated with nature.

The inclusion of a produce garden underscores the home's focus on sustainability. It provides residents with the chance to grow their own food, further deepening their relationship with the land. The design reflects a practical and thoughtful response to living, defining a residence that is well-adapted to its setting and encourages a lifestyle that is both efficient and connected to nature.

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Celebrating Visionary Design: The Buildner Unbuilt Award 2026

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Competition organisers

The Buildner Unbuilt Award 2026 celebrates visionary unbuilt architectural projects that explore creativity and innovation. Open to architects, designers, and students worldwide, the competition welcomes submissions in three categories based on project scale: Small Wonders (up to 100 m²), Medium Marvels (101–999 m²), and Large Visions (over 1,000 m²).

With a total prize fund of €100,000, each category winner receives €20,000, alongside student prizes of €5,000 and a €10,000 Best Presentation Award. Winners will also be featured internationally and presented with the Continuum Trophy designed by Germans Ermičs.

Registration runs from 31 October 2025 to 23 September 2026, with submissions due by 20 October 2026 and results announced on 1 December 2026. More information is available at architecturecompetitions.com 

Buildner's Unbuilt Award 2026

Celebrating your unbuilt architecture visions with a €100,000 prize

100,000€ Prize / 2026 ideas COMPETITION
Prize 100,000 €
Eligibility Open to all
Final registration deadline 23 September 2026

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